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  <leader>01418nam a2200241Ia 4500</leader>
  <controlfield tag="001">CTU_164927</controlfield>
  <controlfield tag="008">210402s9999    xx            000 0 und d</controlfield>
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   <subfield code="a">634.32</subfield>
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   <subfield code="b">B200</subfield>
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   <subfield code="a">T2009-04</subfield>
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   <subfield code="a">Lê, Văn Bé</subfield>
  </datafield>
  <datafield tag="245" ind1=" " ind2="0">
   <subfield code="a">Ảnh hưởng ức chế của CuSO4 đến sự nảy mầm của hạt phấn, kéo dài ống phấn và tạo trái không hột của trái bưởi Năm Roi ( Citrus grandis cv. Nam Roi ) :</subfield>
  </datafield>
  <datafield tag="245" ind1=" " ind2="0">
   <subfield code="b">Báo cáo nghiệm thu đề tài nghiên cứu khoa học cấp trường</subfield>
  </datafield>
  <datafield tag="245" ind1=" " ind2="0">
   <subfield code="c">Lê Văn Bé ( Chủ nhiệm đề tài ); Võ Văn Nhiều (Tham gia thực hiện )</subfield>
  </datafield>
  <datafield tag="260" ind1=" " ind2=" ">
   <subfield code="a">Cần Thơ</subfield>
  </datafield>
  <datafield tag="260" ind1=" " ind2=" ">
   <subfield code="b">Trường Đại học Cần Thơ</subfield>
  </datafield>
  <datafield tag="260" ind1=" " ind2=" ">
   <subfield code="c">2010</subfield>
  </datafield>
  <datafield tag="520" ind1=" " ind2=" ">
   <subfield code="a">Sự thụ phấn chéo với hạt phần khác trong vườn cây bưởi là nguyên nhân gây ra hiện tượng trái bưởi Năm Roi có hột. Để khác phục hiện tượng này , phun CUSO4 với nồng độ và liều lượng ở những thởi điểm khác nhau trong vườn trồng xen với giống bưởi lông.</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
   <subfield code="a">Grapefruit,Cây bưởi</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
   <subfield code="x">Varieties,Giống</subfield>
  </datafield>
  <datafield tag="904" ind1=" " ind2=" ">
   <subfield code="i">Thoa, Hải</subfield>
  </datafield>
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   <subfield code="a">NN</subfield>
  </datafield>
  <datafield tag="980" ind1=" " ind2=" ">
   <subfield code="a">Trung tâm Học liệu Trường Đại học Cần Thơ</subfield>
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